mirror of
https://github.com/Luzifer/cloudkeys-go.git
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105 lines
2.8 KiB
Go
105 lines
2.8 KiB
Go
// Copyright 2014 Canonical Ltd.
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// Licensed under the LGPLv3, see LICENCE file for details.
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package loggo_test
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import (
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"io/ioutil"
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"os"
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"github.com/juju/loggo"
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gc "gopkg.in/check.v1"
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)
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type BenchmarksSuite struct {
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logger loggo.Logger
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writer *writer
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}
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var _ = gc.Suite(&BenchmarksSuite{})
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func (s *BenchmarksSuite) SetUpTest(c *gc.C) {
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loggo.ResetLogging()
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s.logger = loggo.GetLogger("test.writer")
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s.writer = &writer{}
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err := loggo.RegisterWriter("test", s.writer)
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c.Assert(err, gc.IsNil)
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}
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func (s *BenchmarksSuite) BenchmarkLoggingNoWriters(c *gc.C) {
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// No writers
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loggo.RemoveWriter("test")
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for i := 0; i < c.N; i++ {
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s.logger.Warningf("just a simple warning for %d", i)
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}
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}
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func (s *BenchmarksSuite) BenchmarkLoggingNoWritersNoFormat(c *gc.C) {
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// No writers
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loggo.RemoveWriter("test")
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for i := 0; i < c.N; i++ {
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s.logger.Warningf("just a simple warning")
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}
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}
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func (s *BenchmarksSuite) BenchmarkLoggingTestWriters(c *gc.C) {
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for i := 0; i < c.N; i++ {
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s.logger.Warningf("just a simple warning for %d", i)
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}
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c.Assert(s.writer.Log(), gc.HasLen, c.N)
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}
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func (s *BenchmarksSuite) BenchmarkLoggingDiskWriter(c *gc.C) {
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logFile := s.setupTempFileWriter(c)
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defer logFile.Close()
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msg := "just a simple warning for %d"
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for i := 0; i < c.N; i++ {
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s.logger.Warningf(msg, i)
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}
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offset, err := logFile.Seek(0, os.SEEK_CUR)
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c.Assert(err, gc.IsNil)
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c.Assert((offset > int64(len(msg))*int64(c.N)), gc.Equals, true,
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gc.Commentf("Not enough data was written to the log file."))
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}
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func (s *BenchmarksSuite) BenchmarkLoggingDiskWriterNoMessages(c *gc.C) {
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logFile := s.setupTempFileWriter(c)
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defer logFile.Close()
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// Change the log level
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writer, err := loggo.RemoveWriter("testfile")
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c.Assert(err, gc.IsNil)
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loggo.RegisterWriter("testfile", loggo.NewMinimumLevelWriter(writer, loggo.WARNING))
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msg := "just a simple warning for %d"
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for i := 0; i < c.N; i++ {
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s.logger.Debugf(msg, i)
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}
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offset, err := logFile.Seek(0, os.SEEK_CUR)
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c.Assert(err, gc.IsNil)
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c.Assert(offset, gc.Equals, int64(0),
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gc.Commentf("Data was written to the log file."))
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}
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func (s *BenchmarksSuite) BenchmarkLoggingDiskWriterNoMessagesLogLevel(c *gc.C) {
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logFile := s.setupTempFileWriter(c)
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defer logFile.Close()
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// Change the log level
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s.logger.SetLogLevel(loggo.WARNING)
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msg := "just a simple warning for %d"
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for i := 0; i < c.N; i++ {
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s.logger.Debugf(msg, i)
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}
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offset, err := logFile.Seek(0, os.SEEK_CUR)
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c.Assert(err, gc.IsNil)
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c.Assert(offset, gc.Equals, int64(0),
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gc.Commentf("Data was written to the log file."))
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}
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func (s *BenchmarksSuite) setupTempFileWriter(c *gc.C) *os.File {
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loggo.RemoveWriter("test")
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logFile, err := ioutil.TempFile(c.MkDir(), "loggo-test")
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c.Assert(err, gc.IsNil)
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writer := loggo.NewSimpleWriter(logFile, loggo.DefaultFormatter)
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err = loggo.RegisterWriter("testfile", writer)
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c.Assert(err, gc.IsNil)
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return logFile
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}
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